| 2006 | ADMINISTRACION DE PARQUES NACIONALES - APN |
| 2006 | ADMINISTRACION GENERAL DE VIALIDAD PROVINCIAL |
| 2006 | ADULTOS 2000 |
| 2006 | AES DISAB S.R.L. |
| 2006 | AES ENERGY LTD |
| 2006 | AESA |
| 2006 | AFA - ASOCIACION DE FUTBOL ARGENTINO |
| 2006 | AFIP |
| 2006 | AGA S.A. |
| 2006 | AGEERA - Asoc. De Generadores de Energia Electrica |
| 2006 | AGENCIA ALEMANA DE PRENSA |
| 2006 | AGENCIA DE REMIS SAN DIEGO |
| 2006 | AGFA GRAPHICS ARGENTINA S.A. |
| 2006 | AGIP - RENTAS |
| 2006 | AGIP LUBRICANTES |
| 2006 | AGRO ACEITUNERA |
| 2006 | AGROCOM |
| 2006 | AIR CANADA |
| 2006 | AIR LIQUIDE |
| 2006 | AIRCOM |
| 2006 | ALAMTEC - CASA DEL TRANSFORMADOR |
| 2006 | ALENCO S.A.I.C. |
| 2006 | ALFRED C. TOEPFER INTL. ARGENTINA S.R.L. |
| 2006 | ALICIA CACHO Y VECINOS |
| 2006 | ALSER COPY |
| 2006 | ALTANA FILMS |
| 2006 | ALUAR CAMEA |
| 2006 | ALUSUD |
| 2006 | AMC Networks International - Latin America |
| 2006 | AMERICA LATINA LOGISTICA |